n | a(n) |
---|---|
3 | 1 |
4 | 3 |
5 | 12 |
6 | 58 |
7 | 327 |
8 | 2109 |
9 | 15366 |
10 | 125316 |
11 | 1135329 |
12 | 11348623 |
13 | 124359336 |
14 | 1484796894 |
15 | 19204214363 |
16 | 267627706257 |
17 | 3998828758938 |
18 | 63777662250440 |
19 | 1081442839245381 |
20 | 19426122224995107 |
21 | 368492543629967292 |
[1,3,12,58,327,2109,15366,125316,1135329,11348623, 124359336,1484796894,19204214363,267627706257, 3998828758938,63777662250440,1081442839245381, 19426122224995107,368492543629967292] |